Home
About
Blog
Products
Forum
Support
Contact
Sunbelt Computer Software
PL/B Language Development and Support
Home
About
Blog
Products
Forum
Support
Contact
matplotlib/src/_ttconv.cpp at v3.6.x · fedora-python/matplotlib · GitHub
Skip to content
Navigation Menu
Sign in
Appearance settings
Platform
AI CODE CREATION
GitHub Copilot
Write better code with AI
GitHub Copilot app
Direct agents from issue to merge
MCP Registry
Integrate external tools
DEVELOPER WORKFLOWS
Actions
Automate any workflow
Codespaces
Instant dev environments
Issues
Plan and track work
Code Review
Manage code changes
Code Quality
Enforce quality at merge
APPLICATION SECURITY
GitHub Advanced Security
Find and fix vulnerabilities
Code security
Secure your code as you build
Secret protection
Stop leaks before they start
EXPLORE
Why GitHub
Documentation
Blog
Changelog
Marketplace
View all features
Solutions
BY COMPANY SIZE
Enterprises
Small and medium teams
Startups
Nonprofits
BY USE CASE
App Modernization
DevSecOps
DevOps
CI/CD
View all use cases
BY INDUSTRY
Healthcare
Financial services
Manufacturing
Government
View all industries
View all solutions
Resources
EXPLORE BY TOPIC
AI
Software Development
DevOps
Security
View all topics
EXPLORE BY TYPE
Customer stories
Events & webinars
Ebooks & reports
Business insights
GitHub Skills
SUPPORT & SERVICES
Documentation
Customer support
Community forum
Trust center
Partners
View all resources
Open Source
COMMUNITY
GitHub Sponsors
Fund open source developers
PROGRAMS
Security Lab
Maintainer Community
GitHub Stars
Archive Program
REPOSITORIES
Topics
Trending
Collections
Enterprise
ENTERPRISE SOLUTIONS
Enterprise platform
AI-powered developer platform
AVAILABLE ADD-ONS
GitHub Advanced Security
Enterprise-grade security features
Copilot for Business
Enterprise-grade AI features
Premium Support
Enterprise-grade 24/7 support
Pricing
Search
/
Sign in
Sign up
Appearance settings
You signed in with another tab or window.
Reload
to refresh your session.
You signed out in another tab or window.
Reload
to refresh your session.
You switched accounts on another tab or window.
Reload
to refresh your session.
Dismiss alert
{{ message }}
fedora-python
/
matplotlib
Public
forked from
matplotlib/matplotlib
Notifications
You must be signed in to change notification settings
Fork
0
Star
1
Code
Pull requests
6
Actions
Projects
Wiki
Security and quality
0
Insights
Additional navigation options
Code
Pull requests
Actions
Projects
Wiki
Security and quality
Insights
Files
Expand file tree
v3.6.x
Breadcrumbs
matplotlib
/
src
/
_ttconv.cpp
Copy path
Blame
More file actions
Blame
More file actions
Latest commit
History
History
History
197 lines (169 loc) · 5.35 KB
v3.6.x
Breadcrumbs
matplotlib
/
src
/
_ttconv.cpp
Copy path
Top
File metadata and controls
Code
Blame
197 lines (169 loc) · 5.35 KB
Raw
Copy raw file
Download raw file
Open symbols panel
Edit and raw actions
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
/*
-*- mode: c++; c-basic-offset: 4 -*-
*/
/*
_ttconv.c
Python wrapper for TrueType conversion library in ../ttconv.
*/
#
define
PY_SSIZE_T_CLEAN
#
include
"
mplutils.h
"
#
include
<
Python.h
>
#
include
"
ttconv/pprdrv.h
"
#
include
"
py_exceptions.h
"
#
include
<
vector
>
#
include
<
cassert
>
/*
*
* An implementation of TTStreamWriter that writes to a Python
* file-like object.
*/
class
PythonFileWriter
:
public
TTStreamWriter
{
PyObject *_write_method;
public:
PythonFileWriter
()
{
_write_method =
NULL
;
}
~PythonFileWriter
()
{
Py_XDECREF
(_write_method);
}
void
set
(PyObject *write_method)
{
Py_XDECREF
(_write_method);
_write_method = write_method;
Py_XINCREF
(_write_method);
}
virtual
void
write
(
const
char
*a)
{
PyObject *result =
NULL
;
if
(_write_method) {
PyObject *decoded =
NULL
;
decoded =
PyUnicode_DecodeLatin1
(a,
strlen
(a),
"
"
);
if
(decoded ==
NULL
) {
throw
py::exception
();
}
result =
PyObject_CallFunctionObjArgs
(_write_method, decoded,
NULL
);
Py_DECREF
(decoded);
if
(!result) {
throw
py::exception
();
}
Py_DECREF
(result);
}
}
};
int
fileobject_to_PythonFileWriter
(PyObject *object,
void
*address)
{
PythonFileWriter *file_writer = (PythonFileWriter *)address;
PyObject *write_method =
PyObject_GetAttrString
(object,
"
write
"
);
if
(write_method ==
NULL
|| !
PyCallable_Check
(write_method)) {
PyErr_SetString
(PyExc_TypeError,
"
Expected a file-like object with a write method.
"
);
return
0
;
}
file_writer->
set
(write_method);
Py_DECREF
(write_method);
return
1
;
}
int
pyiterable_to_vector_int
(PyObject *object,
void
*address)
{
std::vector<
int
> *result = (std::vector<
int
> *)address;
PyObject *iterator =
PyObject_GetIter
(object);
if
(!iterator) {
return
0
;
}
PyObject *item;
while
((item =
PyIter_Next
(iterator))) {
long
value =
PyLong_AsLong
(item);
Py_DECREF
(item);
if
(value == -
1
&&
PyErr_Occurred
()) {
return
0
;
}
result->
push_back
((
int
)value);
}
Py_DECREF
(iterator);
return
1
;
}
static
PyObject *
convert_ttf_to_ps
(PyObject *self, PyObject *args, PyObject *kwds)
{
const
char
*filename;
PythonFileWriter output;
int
fonttype;
std::vector<
int
> glyph_ids;
static
const
char
*kwlist[] = {
"
filename
"
,
"
output
"
,
"
fonttype
"
,
"
glyph_ids
"
,
NULL
};
if
(!
PyArg_ParseTupleAndKeywords
(args,
kwds,
"
yO&i|O&:convert_ttf_to_ps
"
,
(
char
**)kwlist,
&filename,
fileobject_to_PythonFileWriter,
&output,
&fonttype,
pyiterable_to_vector_int,
&glyph_ids)) {
return
NULL
;
}
if
(fonttype !=
3
&& fonttype !=
42
) {
PyErr_SetString
(PyExc_ValueError,
"
fonttype must be either 3 (raw Postscript) or 42
"
"
(embedded Truetype)
"
);
return
NULL
;
}
try
{
insert_ttfont
(filename, output, (font_type_enum)fonttype, glyph_ids);
}
catch
(TTException &e)
{
PyErr_SetString
(PyExc_RuntimeError, e.
getMessage
());
return
NULL
;
}
catch
(
const
py::exception &)
{
return
NULL
;
}
catch
(...)
{
PyErr_SetString
(PyExc_RuntimeError,
"
Unknown C++ exception
"
);
return
NULL
;
}
Py_INCREF
(Py_None);
return
Py_None;
}
static
PyMethodDef ttconv_methods[] =
{
{
"
convert_ttf_to_ps
"
, (PyCFunction)convert_ttf_to_ps,
METH_VARARGS
|
METH_KEYWORDS
,
"
convert_ttf_to_ps(filename, output, fonttype, glyph_ids)
\n
"
"
\n
"
"
Converts the Truetype font into a Type 3 or Type 42 Postscript font,
"
"
optionally subsetting the font to only the desired set of characters.
\n
"
"
\n
"
"
filename is the path to a TTF font file.
\n
"
"
output is a Python file-like object with a write method that the Postscript
"
"
font data will be written to.
\n
"
"
fonttype may be either 3 or 42. Type 3 is a
\"
raw Postscript
\"
font.
"
"
Type 42 is an embedded Truetype font. Glyph subsetting is not supported
"
"
for Type 42 fonts within this module (needs to be done externally).
\n
"
"
glyph_ids (optional) is a list of glyph ids (integers) to keep when
"
"
subsetting to a Type 3 font. If glyph_ids is not provided or is None,
"
"
then all glyphs will be included. If any of the glyphs specified are
"
"
composite glyphs, then the component glyphs will also be included.
"
},
{
0
,
0
,
0
,
0
}
/*
Sentinel
*/
};
static
const
char
*module_docstring =
"
Module to handle converting and subsetting TrueType
"
"
fonts to Postscript Type 3, Postscript Type 42 and
"
"
Pdf Type 3 fonts.
"
;
static
PyModuleDef ttconv_module = {
PyModuleDef_HEAD_INIT,
"
ttconv
"
,
module_docstring,
-
1
,
ttconv_methods,
};
#
pragma
GCC visibility push(default)
PyMODINIT_FUNC
PyInit__ttconv
(
void
)
{
return
PyModule_Create
(&ttconv_module);
}
#
pragma
GCC visibility pop
You can’t perform that action at this time.